Finish the second sentence so that it has the same meaning as the first

.II. Finish the second sentence so that it has the same meaning as the first:
1 )Be calm or you will make a wrong decision. (Change the sentence into “conditional sentence”)
-> If
2). Unless Nga hurries, she will miss the last train. (Change “Unless” sentence into “If” sentence)
->If
3). Daisy often sweeps the floor every morning. (Change the sentence into “passive voice”)
-> The floor
4). Nobody can answer that question. (Change the sentence into “passive voice”)
->That question
5). I am not a millionaire, so I can’t buy you a car. (Change the sentence into “conditional sentence”)
-> If
6). If you don’t study hard, you may fail the exam. (Change “If” sentence into “Unless” sentence)
->Unless
7). I didn’t listen to him, so I didn’t succeed. (Change the sentence into “conditional sentence”)
-> If .
8) Peter is eating some oranges now. (Change the sentence into “passive voice”)
->Some oranges
9) She didn’t buy the book at the stationer’s. (Change the sentence into “passive voice”)
->The book